Write a c++ program to ask user to enter an operator (either +, -, * or /) and then two floating point numbers. Then based on which operator is entered by the user, output the result of the operation....

Write a c++ program to ask user to enter an operator (either +, -, * or /) and then two floating point numbers. Then based on which operator is entered by the user, output the result of the operation. Use
switch-case.

If the user enters some other char, the program outputs an error message and quits.